Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/07/2026, 20:20
Behavioral task
behavioral1
Sample
c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe
- Size 576KB
- Sample260727-y4k6msdb46
- SHA256 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65
- MD5 5383d82d1f1e30689d6438fe1b3180e3
- SHA1 b3284ada5465be31929cfda665e29d216d2c6898
- SHA512 0f836668eb31d4ba731d2771dc3d7099308ba77ef8cd5df019118ab2c0a5ea9e407e49fa1b22b985241222bdb8621979e81c8a3f84f83b8240c1fa35c4ffe8c9
- SSDEEP 6144:JcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:JSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T119C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1556 3cb558d3 - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 1 114.114.114.114 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe Destination IP 2 223.5.5.5 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe Destination IP 9 114.114.114.114 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe Destination IP 10 223.5.5.5 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\3cb558d3 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 3cb558d3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 3cb558d3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 3cb558d3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 3cb558d3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 3cb558d3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3cb558d3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3cb558d3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 3cb558d3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 3cb558d3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 3cb558d3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 3cb558d3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 3cb558d3 -
resource yara_rule behavioral2/memory/964-0-0x0000000000D50000-0x0000000000DDC000-memory.dmp upx behavioral2/files/0x000f000000016cb6-2.dat upx behavioral2/memory/1556-3-0x0000000000DE0000-0x0000000000E6C000-memory.dmp upx behavioral2/memory/964-10-0x0000000000D50000-0x0000000000DDC000-memory.dmp upx behavioral2/memory/1556-11-0x0000000000DE0000-0x0000000000E6C000-memory.dmp upx behavioral2/memory/1556-28-0x0000000000DE0000-0x0000000000E6C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\108108 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe File opened for modification C:\Windows\1aa3a8 3cb558d3 - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3cb558d3 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 3cb558d3 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 3cb558d3 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 3cb558d3 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 3cb558d3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 3cb558d3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 3cb558d3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 3cb558d3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 3cb558d3 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 3cb558d3 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1556 3cb558d3 1556 3cb558d3 1556 3cb558d3 1556 3cb558d3 1556 3cb558d3 1556 3cb558d3 1556 3cb558d3 1556 3cb558d3 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe Token: SeTcbPrivilege 964 c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe Token: SeDebugPrivilege 1556 3cb558d3 Token: SeTcbPrivilege 1556 3cb558d3
Processes
-
C:\Users\Admin\AppData\Local\Temp\c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe"C:\Users\Admin\AppData\Local\Temp\c9945bb6e0f5e6fc64b3475ea078272ac2772639eb98d70064fa86436a084d65.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:964
-
C:\Windows\Syswow64\3cb558d3C:\Windows\Syswow64\3cb558d31⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1556
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:6900
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\3cb558d3
- Size 576KB
- SHA256 71dccb4328857d27356fe035d951c071ae689dfb941db2b571109550e29b1cc7
- MD5 5f3317389fac0708187ecb9eb4b3f19f
- SHA1 cdeb73271049ece263526aad807d3ea24c4a656b
- SHA512 c38fcfb25ba1478335c38d19aa794a8dd4c6c06b3614dfd112659abd463bb293a393f24cf532f77f6fe908decccb31f4dddd4e083b5ca39628a8a279cdecebb6
- SSDEEP 6144:OcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:OSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T101C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH